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Semicolon before self-invoking function? [duplicate]
...ious to find if this is the next awesome thing in JavaScript that I don't know.
4 Answers
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How can I change my default database in SQL Server without using MS SQL Server Management Studio?
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Well this question is getting a bit old now. At the time I was using SQL 2005. Alter Login wasn't added until the 2008 version.
– Martin Brown
Nov 21 '17 at 15:19
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if A vs if A is not None:
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@cedbeu, Seems to depend on the value of A. I tested now python -m timeit -s"a=0" "if a: pass" "else: pass" is faster than python -m timeit -s"a=0" "if a is None: pass" "else: pass" but python -m timeit -s"a=1" "if a: pass" "else: pass" is slower. Might be platform dependant, s...
Why is subtracting these two times (in 1927) giving a strange result?
...uestions like this in Noda Time, in the form of unit tests... The test has now been changed, but it just goes to show - not even historical data is safe.
EDIT: History has changed again...
In TZDB 2014f, the time of the change has moved to 1900-12-31, and it's now a mere 343 second change (so the ...
calculating the difference in months between two dates
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@Dinah this just an approximation, if you want to know the true .Month and .Years - I've just posted an answer for that which you can read. Although, as far as approximations so, this is a good approximation (props to Adam Robinson) however you should keep in mind that if you...
remove_if equivalent for std::map
...would work, but semantically, people often use for() for iterating over a known range, and while() for an unknown number of loops. Since the range is known in this case (from the beginning, to endIter), for() wouldn't be an unusual choice, and would probably be more common. But again, both would be ...
How do I git rebase the first commit?
I used git init to create a fresh repo, then made three commits. Now I want to rebase to go back and amend my first commit, but if I do git rebase -i HEAD~3 it complains! If I try the same with HEAD~2 then it kinda works but only lets me rearrange the last two commits.
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Real life example, when to use OUTER / CROSS APPLY in SQL
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@mr_eclair looks like it is now at itprotoday.com/software-development/…
– Martin Smith
May 19 '18 at 10:22
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Protected methods in Objective-C
...) < SuperClassProtectedMethods >
@end
SuperClass.m: (compiler will now force you to add protected methods)
#import "SuperClassProtectedMethods.h"
@implementation SuperClass
- (void) protectedMethod:(NSObject *)foo {}
@end
SubClass.m:
#import "SuperClassProtectedMethods.h"
// Subclass can...
Html helper for
...etExpressionText(expression));
Generates an id unique to the model, you know in lists and stuff. model[0].Name etc.
Create the correct property in the model:
public HttpPostedFileBase NewFile { get; set; }
Then you need to make sure your form will send files:
@using (Html.BeginForm("Action", ...